High Street Lighting LED street lighting is a cost-effective and sustainable choice for cities of today and future. HSL LED street lighting systems are smart and versatile, so you can manage, maintain, and monitor the entire system simply and efficiently.This product adopts the high power LED as the light source, using dozens of high power Nichia emitters of 5 watt LED with the words leading optical allocation, advanced thermal, structural, and circuit design, it is a highly cost-effective.